What is typeof operator?

Understand the fundamental differences between JavaScript's =, ==, and === operators. Learn about assignment, equality, and strict equality operations in JavaScript and how type coercion works in equality comparisons. Ideal for both beginner and intermediate level JavaScript developers looking to deepen their knowledge.

What are the differences between the =, ==, and === operators?

Describe the difference between `<script>`, `<script async>` and `<script defer>`

Describe the difference between a cookie, `sessionStorage` and `localStorage`

What is context in React?

What is closure in Javascript?

What are meta tags in HTML?

What is a grid system in CSS?

State the elements of the CSS Box Model

What Is an Attribute in HTML?

What is the isNaN function?

What are the differences between undeclared and undefined variables?

What is a hoisting in javascript?

What is graphql?

Can you explain the main features of GraphQL?

How does GraphQL compare with RESTful services?

What are the major features of React?

What is the difference between == and === operators?

What are lambda or arrow functions in Javascript?

What are the possible ways to create objects in JavaScript?

TOP IT Interview Questions